Complete Guide to Home Canning
Pressure Canning Guide
A very cool site called 'old fashioned families' with all you need to know about gardening, canning, preserving, saving tons of money and general homesteading.
Good prices on jars
How to make your own: peanut butter, yogurt, bread, spaghetti sauce, pasta, biscotti, salsa, guacamole, jams and jellies, baby food, granola bars, cheeses, barebecue sauce, ice cream, hummus, pesto, applesauce, pretzels, potato chips and dog treats.